148 THE COLLIERY GUARDIAN January 21, 1916. Purchasers’ Guide to Advertisers’ Speclalities-foontlMed), Gauge Class Protectors—Schutsvorrichtungen fur Wasserstandsglaser—Enveloppes protectrices pour les indicateurs de niveau Baldwin, Janies, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Woodite Company, Mitcham Common GAUGES — Wasserstandsapparate — Indicateurs de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Gear (Special for Motor Lorries, Cars, &c.) Iriebwerk fiir Kraftlastwagen, udgl.—Transmis- sion poor camions automobiles, &c. Brown, David. & Sons (Rudd.) Ld., Huddersfield GEARIN G—1 ransmissionsra der—Engrenages British Insulated and Helsby Cables Ld., Present Brown, David, & Sons (Hudd.) Ld., Hudderstield Bumsted and Chandler Ld., Hednesford, Stalls Daglish, Robert, and Co. Ld., St. Helens, Laues. Fraser, Douglas, and Sons Ld., Arbroath Goodall, Clayton and Co. Ld., Hunslet, Leeds Lancaster and Tonge Ld., Pendleton, Manchester Renold, Hans, Ld., Didsbury, Manchester Walker Brothers (Wigan) Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John,and SonsLd., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld., Wigan Yorkshire Engine Co. Ld.. Sheffield Girders (Iron and Steel) — Trager (Eisen u. Stahl)—Poutrelles en fer et en acier Bayliss, Jones & Bayliss Ld., Wolverhampton Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Firth, Wm., Ld., Greek-street Chambers, Leeds Henderson and Glass, Liverpool Isca Foundry Co. Ld., Newport, Mon. Johnston, John, Attercliffe Boiler Wks., Sheffield Benton, B. M., and Co., Midland Works, Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron, Steel & Coal Co. Ld., Stoke-on-Trent Ward, Thos. W., Ld., Albion Works, Sheffield Glass Manufacturers (Tube Rods Enamels) Glassfabriken—(Rohren, Stang en, Schmelze)— Fabricants de verre (tubes, bagues, tmails) Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. GOVERNORS (Engine) — Dampfmaschinen-regler — Rtgulateurs Evans, Joseph, & Sons (Wol.) Ld., Wolverhampton Mather and Platt Ld., Manchester Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Tangyes Ld., Cornwall Works, Birmingham Granary Equipment — Getreidespeicher - Ausstat- tung—Equipages des greniers Porteus, George, Leeds Bridge, Leeds GREA8E—Schmiere—Graisses Chorley Railway Wagon Co. Ld., Chorley, Lancs. Trier Bros. Ltd., Caxton House, Westminster Theedam, E. C., Ld., Dudley Greasers ( Automatic ) — Seibsttdtige schmier- vorrichtungen—Graisseurs automatiques Evans and Dodd, Cannock, Staffs Grinding Machinery—Schieifmuhie—Broyeurs Bradley Pulverizer Co., 37, Walbrook, E.C. Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey”—Hugh Woo,d& Co. Ld., N*castle-on-T. Johnson, W., & Sons (Leeds) Ld„ Armley, Leeds Gunite General Cement Gun Co., 36, Southampton-st. Strand, W.C. CUNPOVfDER—Schiesspulver—Poudre d canon British Explosives Syndicate Ld., 124, St. Vin- cent-street, Glasgow CottonPowder Co. Ld., 24, Walbrook,London,E.C. Curtis’s and Harvey Ld.,110, Cannon-street, E.C. Boburite and Ammonal Ld., 103, Cannon-st., E.C. Hammers (Power) Mayer Brothers Co., Mankato, Minn., U.S.A. HARN ESS—Pferdgeschirre—Harnaxs Legard and Sons, Leather Merchants, Barnsley HAULINQ DRUMS — Fbrderhaspel — Tambours a traction Ashton, David, & Co., Aztec Works, Sheffield Bever, Dorling and Co. Ld., Bradford Bumsted and Chandler Ld., Hednesford, Staffs Carrqn Co., Carron, Falkirk Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Nortons (Tividale) Ld., Tipton Mining Appliances Co., 32, Church-st., Sheffield Phillips, 0. D., Newport, Mon. Spencer and Co. Ld., Melksham, Wilts Sutcliffe, Richard, Horbury, near Wakefield Walker Bros. (Wigan), Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, & Sons Ld., Brook Foundry, Wigan Wootton Bros. Ld., Coalville, Leicester Worsley Mesnes Ironworks Ld., Wigan Wrighvs Forge and Engineering Co. Ld., Tipton Youngs, Ryland-street Works, Birmingham HEADGEAR8—Seilscheibengeruste—Chassis d molettes Daglish, Robert, and Co. Ld., St. Helens, Lancs. Head, Wrightson and Co. Ld., Stockton-on-Tees Goodall, Clayton and Co. Ld., Hunslet, Leeds Nortons (Tividale) Ld., Tipton Spencer and Co. Ld., Melksham, Wilts Wright’s Forge and Engineering Co. Ld., Tipton HEADING Machines—Schrammaschinen— Haveuses Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield International Channelling Machines Ld., Sheffield “ Jeffrey ’’—Hugh Wood & Co. Ld., N’castle-on-T. Sullivan Machinery Co., Salisbury House, E.C. HEAPSTEADS — Schachtanlagen — Installation de sitges Coulson, M., and Co., Spennymoor, Co. Durham Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Nortons (Tividale) Ld;, Tipton Plowright Bros.lLd., Chesterfield Spencer and Co. Ld., Melksham, Wilts Walker Bros. (Wigan) Ld., Wigan Wood, John, and Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton HOISTS—Au/zttge—Monte-charges Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Mather and Platt Ld., Manchester Beavell and Co. Ld., Ipswich Sandycroft Ld., Chester Spencer and Co. Ld., Melksham, Wilts Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, & Sons Ld„ Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Youngs, Ryland-street Works, Birmingham Hooks or Links (Safety) — sicherheitshdken— Crochets de sti/rett Humble, Stephen, 9, Victoria-street, S.W. Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Ormerod, Edward, Atherton, near Manchester Wood, John, & Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton HOPPERS—Trichter—Tremies Baker, John, and Son, Bilston, Staffs Coulson, M., and Co. Ld., Spennymoor Goodall, Clayton and Co. Ld., Hunslet, Leeds Harvey, G. A., & Co. (Ldn.) Ld., Woolwich-rd.,S.E. Hardy Patent Pick Co. La., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Spencer and Co. Ld., Melksham, Wilts Theedam, E. 0., Ld., Dudley Wright's Forge and Engineering Oo. Ld., Tipton HOSE—Schlduohe—Tuyaux flexibles Hardy Patent Pick Co. Ld., Sheffield Mining Engineering Co. Ld., Sheffield Nortons (Tividale) Ld., Tipton , Reddaway, F., & Co. Ld„ Pendleton, Manchester Willcox, W. H.,A Co. Ld., 32-38, Southwark-st., S.E. HUMIDIFIERS — Luftbefeuchtungs-a't.lagen— Humidi- fication Mather and Platt Ld., Manchester Hydraulic Machinery—Wasserkraftmaschinen — Machines hydrauliques Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hathorn, Davey and Co. Ld., Leeds Mather and Platt Ld., Manchester Middleton, Robert, & Co., SheepscarF’ndry, Leeds Pearn, Frank, & Co. Ld., West Gorton, Manchester Pulsometer Engineering Co. Ld., Reading Sullivan Machinery Co., Salisbury House, E.C. Tangyes Ld., Cornwall Works, Birmingham Wood, John, & Sons Ld., Brook Foundry, Wigan Youngs, Ryland-street Works, Birmingham HYGROMETERS — Luftfeuchtigkeitsmesser — Hyro metres Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. INCLINE Rollers—Bremsbergrollen—Rouleaux pour plans inclints Bagnall, W. G., Ld., Stafford Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford INDIARUBBER GOODS—Kaoutschukwaren—Articles en caoutchouc Chorley Railway Wagon Co. Ld., Chorley, Lancs. Reddaway, F., A Co. Ld., Pendleton, Manchester Indicators (Steam Engine)—Prufungs-indika- toren—Indicateurs d essais Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. Trist, Ronald, and Co. Ld., 4, Lloyds-avenue, E.C. Induced Draught Fans—SaugzugventUatoren— Tirage induit Bumsted and Chandler Ld., Hednesford, Staffs Davidson and Co. Ld., Belfast Keith, James, and Blackman Co. Ld., 27, Farring- don-avenue, London, E.C. Turbon Patent Fan Co. Ld., Llanelly Injectors and Ejectors—injektoren u. strahi- saugapparate—Injecteurs st aspirateurs Hopkinson, J., and Co. Ld., Huddersfield Pulsometer Engineering Co. Ld., Reading Willcox, W. H., A Co. Ld.,32-38,Southwark-st.,S.E. Instruction (Postal)—Korrespondenz -Schuie— Enseignement par correspondance Southern, T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Forth IN STRU M ENTS—Instruments—Instruments Davis, John, and Son (Derby) Ld;, Derby Thornton, A. G., Ld., King-st. West, Manchester Insulating Compound Varnish Blume, Chas. H., The White Building, Sheffield Insurance Brokers and Agents—Versicherungs- mdkler u. Agenten—Courtiers d*assurance Iron and Brass Founders—Bison- u. Messing- Giessereien—Fonderies de fer et de laiton Chorley Railway Wagon Co. Ld., Chorley, Lancs. Daglish, Robert, and Co. Ld., St. Helens, Lancs. Gosforth Foundry Co.Ld., Dronfield,nr. Sheffield Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Protector Lamp and Lighting Co. Ld., Eccles Royles Ld., Irlam, Manchester Spencer and Co. Ld., Melksham, Wilts Wood, John, and Sons Ld., Wigan Yorkshire Engine Co. Ld., Sheffield IRON AND Steel—Bisen und Stahl—Rers et aciers Chorley Railway Wagon Co. Ld., Chorley, Lancs. Famley Iron Co. Ld., Leeds Firth, Wm., Ld., Greek-street-chambers, Leeds Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Bradford, Yorks Renton, B. M., and Co., Midland Works, Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron, Steel & Coal Co. Ld., Stoke-on-Trent Thompson and Co., Wigan Ward, Thos. W„ Ld., Albion Works, Sheffield JACKS (HYDRAULIC) — Nydraulische Hebewinde — Cries hydrauliques Hardy Patent Pick Co. Ld., Sheffield Renton, B. M., and Co., Midland Works, Sheffield Tangyes Ld., Cornwall Works, Birmingham Youngs, Ryland-street Works, Birmingham JlQS—Sch&ttelsiebe—Cribles d stcousses Ormerod, Edward, Atherton, near Manchester JlM CROWS—Schienenbieger—Presses d cintrer les rails Hardy Patent Pick Co. Ld., Sheffield Renton, B. M., and Co., Midland Works, Sheffield Tangyes Ld., Cornwall Works, Birmingham Theedam, E. 0., Ld., Dudley Youngs, Ryland-street Works, Birmingham JOINTING Cement—Fugenzement—Ciment a join- tures Hudson, John, & Co.’s Successors, Mansell-st., E. Taylor, S. T., and Sons, Scotswood-on-Tyne Theedam, E. C., Ld., Dudley Trist, Ronald, and Co. Ld., 4, Lloyds-avenue, E.C. Joists (Rolled Steel )— Baiken (aus gewaizte Stahl)—Poutrelles en acier lamint Benton, B. M., & Co., Midland Works, Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds JUNCTION Boxes — Verbindungskasten —Boltes de raccordement Heps (for Winding Cages)—Aufsatzvorrichtungen —Toquets Wood, John, and Sons Ld., Wigan Lamp Cleaning Machines—Lampen-Putzvorricht- ungen—Machines d nettoyer des lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles . Thomas, E., and Williams Ld., Aberdare Wolf Safety Lamp Co., Sheffield Lamp Gauze Brushes — Reinigungsbursten fur Lampendrahtnetz — Brasses a nettoyer la toile mttallique des lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare Wolf Safety Lamp Co., Sheffield LAMP GLASSES — Lampenglaser—Chemintes pour lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C„ Ld., Dudley Thomas, E., and Williams Ld., Aberdare Wolf Safety Lamp Co., Sheffield Lamp Oil Filling Machines — Lampenfuiivor richtungen—Machines d rsmplir les lampes Ackroyd and Best Ld., Morley, near Leeds Lamp Oil Filling Machines—continued. Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare Wolf Safety Lamp Co., Sheffield Lamp Re-lighting Apparatus (Underground) Lampenz "ndvorrichtungen — Rallumeurs pour lampes de mine Ackroyd and Best Ld., Morley, near Leeds Best’s Safety Lamps Ld., Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Thomas, E., and Williams Ld., Aberdare Wolf Safety Lamp Co., Sheffield LAMPS (Arc)—Lichtbogenlampen—Lampes a arc General Electric Co. Ld., 67, Queen Victoria- street, E.C. Haslam and Stretton Ld., Cardiff Theedam, E. C., Ld., Dudley LAMPS (ELECTRIC) — Elektrischelampen — Lampes tlectriques Ackroyd and Best Ld., Morley, near Leeds “ Ceag ” Miners’ Supply Co. Ld., 9, Harp-lana, London Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Mining Engineering Co. Ld., Sheffield Thomas, E., and Williams Ld., Aberdare Wolf Safety Lamp Co., Sheffield Lamps (Electric Safety)— Biektrische Gruben. lumpen—Lampes de surett tlectriques British Insulated and Helsby Cables Ld., Prescot “Ceag” Miners’ Supply Co. Ld., 9, Harp-lane, London Davis, John, and Son (Derby) Ld., Derby Mining Engineering Co. Ld., Sheffield Pearson’s Electric Miners’ Lamp Co. Ld., Marsh- gate-lane, Stratford, London, E. Lamps (Miners* Safety) —Sicherheitsiampen— Lampes de s&rett Ackroyd and Best Ld., Morley, near Leeds “Ceag” Miners’ Supply Co. Ld., 9, Harp-lane, London Davis, John, and Son (Derby) Ld., Derby Naylor, John, Central Brass Works, Wigan Pearson’s Electaic Miners’ Lamp Co. Ld., Marsh- gate-lane, Stratford, London, E. Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare Wolf Safety Lamp Co., Sheffield Lamps (Outdoor)—Laterne—Lanternes Ackroyd and Best Ld., Morley, near Leeds Theedam, E. 0., Ld., Dudley Wolf Safety Lamp Co., Sheffield LATH E8—Drehbanke—Tours Brown, David, & Sons (Hudd.) Ld., Huddersfield Tangyes Ld., Cornwall Works, Birmingham LEATHER APPLIANCES — Ledoruaren — Articles en cuir White, George, 31, High-street, Normanton LESSONS BY POST—KorrespondenzschUlo—Enseigne- ment par correspondence Southern, T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Glanffrwd, Forth, Glam. Lifting and Hoisting Tackle — Hebezeuge — Appareils de levage , Renton, B. M., and Co., Sheffield Tangyes Ld., Cornwall Works, Birmingham Wood, John, and Sons Ld., Wigan Youngs, Ryland-street Works, Birmingham Lightning Conductors—Butzschutzvorriohtungen —Paratonnerres British Insulated and Helsby Cables Ld., Prescot Brown, W. B., and Co. (Bankhall) Ld., Liverpool Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Theedam, E. C., Ld., Dudley LOCKNUT Washers — Gegenmuttersoheiben — Ron- delles pour contre-tcrous Renton, B. M., and Co., Sheffield Locomotives (Electric) “ Jeffrey ”—Hugh Wood & Co. Ld., N’castle-on-T. Loose Collars—Lose Muffen—Coiners de butte ajustables Spencer and Co. Ld., Melksham, Wilts Trier Bros. Ld., Caxton House, Westminster, S.W. LUBRICATORS—Schmiervorrichtungen—Graisseurs Baldwin, James, and Co., Keighley, Yorks Lancaster and Tonge Ld., Pendleton, Manchester Ormerod, Edward, Atherton, near Manchester Boyles, Ld., Irlam, Manchester Tangyes Ld., Cornwall Works, Birmingham Treasure, J. B., & Co.,8 & 12, Vauxhall-rd.,Liverpool Trier Bros. Ld., Caxton House, Westminster, 8. W. Machinery (Second-hand) — Maschinen (aus zweiten Hand)—Machines (d’occasion) Bute Works Supply Co. Ld., Cardiff Foot, R. G., and Co., 11, Queen Victoria-st., E.C. Gar dam, H. H., and Co. Ld., Staines Goodwin & Co., Queen-street, Sheffield Longbotham, R. H., and Co. Ld., Wakefield Marple & Gillott Ld., Coronation-bdgs., Sheffield Pearson, S. 4c Son Ld., 10, Victoria-street, West- minster, S.W. Phillips, C. D., Newport, Mon. Pugsley, Joseph, Lawrence Hill, Bristol Ratcliffe & Sons, Hawarden Ironworks, Chester Benton, B. M., and Co., Midland Works, Sheffield Biddel and Co.. 40, St. Enoch-square, Glasgow Slingsby, G. A A. E., Cumberland-street, Hull Stringer, John, and Son, Blackburn Wake, John F., Darlington Ward, Thos. W., Ld., Albion Works, Sheffield Watson, James B., and Sons, City Machinery Stores, Leeds Machine Tools — Wcrkzeugmaschinon — Machines- outils Foot, B. G., & Co., 11, Queen Victoria-street, E.C. Phillips, C. D., Newport, Mon. Tangyes Ld., Cornwall Works, Sheffield Manganesite Hudson, John, & Co.’s Successors, Mansell-st., E. Mathematical Instruments — Math